Home / 2,976,144.20-4,465,253.10-1,294,454.60

Finding the Fourth Proportional to 2,976,144.20, 4,465,253.10 and 1,294,454.60

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Solution

The fourth proportional to 2,976,144.20, 4,465,253.10 and 1,294,454.60 is: 1,942,132.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,976,144.20 : 4,465,253.10 = 1,294,454.60 : x
  2. Step 2: Convert to fraction form
    2,976,144.20/4,465,253.10 = 1,294,454.60/x
  3. Step 3: Cross multiply
    2,976,144.20x = 4,465,253.10 × 1,294,454.60
  4. Step 4: Simplify right side
    2,976,144.20x = 5,780,067,415,459.26
  5. Step 5: Solve for x
    x = 5,780,067,415,459.26/2,976,144.20
  6. Step 6: Final answer
    x = 1,942,132.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.